Languages

Castrén, Matthias Alexander

Finnish nationalist and linguist

Mar-pa

Buddhist scholar

Click Languages

Quechuan Languages

Macro-Algonquian Languages

Substitution Cipher

cryptology

Scansion

prosody

American Sign Language

communications

Geʿez Language

Phoneme

linguistics

Ethio-Semitic Languages

Urartian Language

Egyptian Language

History, Writing, & Hieroglyphics

Galland, Antoine

French scholar

Syllabary

Afro-Asiatic Languages